Invaders mini: Watch Game is a nostalgic and fun full version game available for iPhone users. The game is designed to be played on the Apple Watch Series 7, offering a native full-screen watchOS experience. Players can control the game using the digital crown or swiping gestures, with added support for sound effects and vibrations. The game also includes watch complications for added convenience.

For Apple Watch, players can use the Digital Crown or swiping gestures to move and fire, tapping the screen to shoot. As the game progresses, the aliens become faster and more challenging, with bonus points available for hitting UFOs. Additionally, the game comes with a free iPhone version, where players can tap the screen to shoot and move the cannon by tapping the side of the screen.